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6 I/O Allocation
6-1
Allocation of Input Bits and Output
Bits
This section describes the allocation of input bits and output bits.
6-1-1
I/O Allocation
OMRON calls allocating I/O bits in memory "I/O allocation."
The I/O on Expansion I/O Units are allocated I/O bits in the words following the allocated words to the
built-in I/O on the CPU Units.
Allocated 12 bits
Inputs
Outputs
00 to 07
Allocated 8 bits
Bit 03 in CIO 0
Inputs
Outputs
100CH (CIO 100)
6-2
00 to 11
0CH (CIO 0)
CPU Unit
100CH (CIO 100)
Bit 05 in CIO 1
0CH (CIO 0)
C
1
3
5
7
9
11
0
2
4
6
8
10
CPU Unit
0
1
2
4
5
7
C
C
C
3
c
6
Bit 03 in CIO 100
Allocated 12 bits
in the next word
00 to 11
1CH (CIO 1)
Expansion I/O Unit
101CH (CIO 101)
00 to 07
Allocated 8 bits in
the next word
1CH (CIO 1)
C
1
3
5
7
9
0
2
4
6
8
Expansion I/O Unit
0
1
2
4
c
C
C
C
3
101CH
(CIO 101)
CP1E CPU Unit Software User's Manual(W480)
11
10
5
7
6
Bit 02 in CIO 101
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